@book { TradeUnionsintheEuropeanUnion,
    title = "Trade Unions in the European Union",
    author = "Jeremy {Waddington} and Torsten {Müller} and Kurt {Vandaele}",
    year = "2023",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    doi = "10.3726/b20254",
    url = "https://www.peterlang.com/document/1303070"
}